Is 1.234 a rational or irrational number

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9